/Engine/Source/Editor/Sequencer/Public/MVVM/Views/SChannelView.h
Real constructor for use when rendering
FChannelViewKeyCachedState ( [TRange](API\Runtime\Core\Math\TRange)< [FFrameTime](API\Runtime\Core\Misc\FFrameTime) > InVisibleRange, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [ITrackAreaHotspot](API\Editor\SequencerCore\MVVM\Views\ITrackAreaHotspot) > Hotspot, [FViewModelPtr](API\Editor\SequencerCore\FViewModelPtr) Model, FSequencer * Sequencer )